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Which acid is natural antioxidant? 

Polygonum
Antioxidant
Phenolic acid
DPPH
Ascorbic acid

Answers from top 8 papers

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Papers (8)Insight
Journal Article•DOI
Phenolic acid contents, essential oil compositions and antioxidant activities of two varieties of Salvia euphratica from Turkey.
Onder Yumrutas, Atalay Sokmen, H. Askin Akpulat, Nilgün Öztürk, Dimitra Daferera, Münevver Sökmen, Bektas Tepe 
14 Sep 2012-Natural Product Research
12 Citations
It can be said that these varieties could be used as natural antioxidant
Book Chapter•DOI
Antioxidant Potential of Wild Plant Foods
Lillian Barros, Patricia Morales, Ana Maria Carvalho, Isabel C.F.R. Ferreira 
01 Jan 2016
18 Citations
Natural matrices such as food plants could help the exogenous defense antioxidant system in the mentioned process.
Open access•Journal Article•DOI
Characterization of Bioactive Compounds in Tunisian Bitter Orange (Citrus aurantium L.) Peel and Juice and Determination of Their Antioxidant Activities
Iness Jabri Karoui, Brahim Marzouk 
13 Jun 2013-BioMed Research International
105 Citations
Both extracts may be suggested as a new potential source of natural antioxidant.
Journal Article•DOI
Antioxidant potential and oxidative dna damage preventive activity of chrysanthemum indicum extracts
Trishna Debnath, Hai Lan Jin, Abul Hasnat, Yunsuk Kim, Nadira Binte Samad, Pyo-Jam Park, Beong Ou Lim 
01 Aug 2013-Journal of Food Biochemistry
20 Citations
The results suggest that the extract may have potential as a new source of natural antioxidant.
Journal Article•DOI
Evaluation of Antioxidant Activity of Fig (Ficus carica) Pulp and Skin Extract and Its Application in Enhancing Oxidative Stability of Canola Oil
Elahe Maghsoudlou, Reza Esmaeilzadeh Kenari, Zeinab Raftani Amiri 
01 Aug 2017-Journal of Food Processing and Preservation
23 Citations
This paper reveals that the natural extracts have antioxidant activity comparable to that of synthetic antioxidants used in oil industry.
Journal Article•DOI
A systematic survey of antioxidant activity of 30 Chinese medicinal plants using the ferric reducing antioxidant power assay
Chi Chun Wong, Hua-Bin Li, Ka-Wing Cheng, Feng Chen 
01 Aug 2006-Food Chemistry
572 Citations
possessed the highest antioxidant activities and thus could be potential rich sources of natural antioxidants.
Journal Article•DOI
Influence of Solvent Types and Source of Collection on Total Phenolic Content and Antioxidant Activities of Acorus calamus L.
Amit Bahukhandi, Sandeep Rawat, Indra D. Bhatt, Ranbeer S. Rawal 
13 Feb 2013-National Academy Science Letters-india
30 Citations
The results of the present study are indicative that the species can be a good source of natural antioxidant.
Journal Article•DOI
Antioxidant and Anti-tyrosinase Activities from Piper officinarum C.DC (Piperaceae) -
Wan Mohd Nuzul Hakimi Wan Salleh, Farediah Ahmad, Khong Heng Yen 
01 Jan 2014-journal of applied pharmaceutical science
19 Citations
The results showed that the stem extracts has significant antioxidant activity that may help to discover new chemical classes of natural antioxidant substances.

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